diff --git a/chrome/content/zotero/about.xul b/chrome/content/zotero/about.xul
index 206907773..5823551a9 100644
--- a/chrome/content/zotero/about.xul
+++ b/chrome/content/zotero/about.xul
@@ -278,8 +278,8 @@
 				</vbox>
 				<label class="subhead" value="&zotero.about.additionalSoftware;"/>
 				<vbox class="subcontent">
-					<label class="zotero-text-link" href="http://www.famfamfam.com/lab/icons/silk/" value="famfamfam (small icons)"/>
-					<label class="zotero-text-link" href="http://p.yusukekamiyamane.com/" value="Fugue (some items icons)"/>
+					<label class="zotero-text-link" href="http://www.famfamfam.com/lab/icons/silk/" value="Silk icons (by Mark James"/>
+					<label class="zotero-text-link" href="http://p.yusukekamiyamane.com/" value="Fugue icons (by Yusuke Kamiyamane)"/>
 					<label class="zotero-text-link" href="http://appscript.sourceforge.net/py-appscript/" value="py-appscript (MacWord plug-in IPC)"/>
 					<label class="zotero-text-link" href="http://simile.mit.edu/timeline/" value="SIMILE Project (Timeline)"/>
 					<label class="zotero-text-link" href="http://www.w3.org/2005/ajar/tab" value="Tabulator (RDF parser)"/>
diff --git a/chrome/content/zotero/xpcom/data/cachedTypes.js b/chrome/content/zotero/xpcom/data/cachedTypes.js
index 566653976..43c1f7f06 100644
--- a/chrome/content/zotero/xpcom/data/cachedTypes.js
+++ b/chrome/content/zotero/xpcom/data/cachedTypes.js
@@ -336,7 +336,6 @@ Zotero.ItemTypes = new function() {
 			}
 		}
 		
-		// DEBUG: only have icons for some types so far. Done.
 		switch (itemType) {
 			case 'attachment-file':
 			case 'attachment-link':